@article{ZAA_1999__18_2_48748,
     author = {Spr\"ossing, W.},
     title = {On operators and elementary functions in {Clifford} analysis.},
     journal = {Zeitschrift f\"ur Analysis und ihre Anwendungen},
     pages = {349--360},
     publisher = {mathdoc},
     volume = {18},
     number = {2},
     year = {1999},
     zbl = {0962.30026},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ZAA_1999__18_2_48748/}
}